219202890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{119783}}^1$

素因数の和:119854

約数の個数: 32

約数和(自身を含む): 534715776

約数和(自身を除く): 315512886

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 119783, 239566, 359349, 598915, 718698, 1197830, 1796745, 3593490, 7306763, 14613526, 21920289, 36533815, 43840578, 73067630, 109601445, 219202890]

約数ペア:

[(1, 219202890), (2, 109601445), (3, 73067630), (5, 43840578), (6, 36533815), (10, 21920289), (15, 14613526), (30, 7306763), (61, 3593490), (122, 1796745), (183, 1197830), (305, 718698), (366, 598915), (610, 359349), (915, 239566), (1830, 119783)]